SOLUTION: A chef is using a mixture of two brands of Italian dressing. The first brand contains 7% vinegar, and the second brand contains 12% vinegar. The chef wants to make 270

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Question 1004366: A chef is using a mixture of two brands of Italian dressing. The first brand contains
7%
vinegar, and the second brand contains
12%
vinegar. The chef wants to make
270
milliliters of a dressing that is
8%
vinegar. How much of each brand should she use?
Answer by jorel555(1290) About Me  (Show Source):
You can put this solution on YOUR website!
Let V=vinegar
.07v+.12(270-v)=.08(270)
.07v+32.4-.12v=21.6
.05v=10.8
v=216
The chef needs 216ml of the first dressing, and 54 ml of the second to get his desired mixture!!!!!!